Mori Calliope is a virtual YouTuber, rapper, and singer affiliated with Hololive English. She debuted in 2020 as part of Hololive English's first generation '-Myth-' alongside other notable VTubers.

Known as the 'Grim Reaper's first apprentice', Calliope has a unique character design reminiscent of the shinigami and often discusses morbid topics. Despite this, she is known for her sweet voice and gentle personality. She has released several singles and collaborated with other artists, winning the Best Music VTuber award in 2023.

Her channel has over 2.29 million subscribers and a total video view count of over 486 million.

Recent sponsors include AtlusWest, Nintendo, SquareEnix, BOOKWALKER.jp and PSO2Official. You can request access to our brand deal research below for a complete report.